"With most companies focusing their social media marketing efforts on Facebook, Twitter, and LinkedIn, over one-third (36.1%) say they've been able to make a conversion from initial connection to sale via such social channels, according to a new survey from R2integrated.

Another 25.3% of marketers surveyed who conduct social media marketing say they are getting close to making a sale via social media and 38.1% say they haven't done so at all.

Below, other findings from The Social Media Marketing Survey by R2integrated, based on a survey of 296 marketing professionals who use social media for marketing."